linux-mips
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Re: TLB entries > 4kb

To: ralf@uni-koblenz.de
Subject: Re: TLB entries > 4kb
From: alan@lxorguk.ukuu.org.uk (Alan Cox)
Date: Thu, 12 Feb 1998 08:51:00 +0000 (GMT)
Cc: linux-kernel@vger.rutgers.edu, linux@cthulhu.engr.sgi.com
In-reply-to: <19980212055648.54198@uni-koblenz.de> from "ralf@uni-koblenz.de" at Feb 12, 98 05:56:48 am
Sender: owner-linux@cthulhu.engr.sgi.com
> Has anybody ever looked into implementing that?  What architectures besides
> MIPS could take advantage of such a feature?

On the intel its a huge win to map PCI frame buffers using 4Mbyte pages, but
the kernel mmap really can't hack the idea right now. A pity cos if you
hack it in and make sure you never unmap it you get 2-3% better X performance


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